Live · Updated 30 Apr 2026 · LondonIssue Nº 087
Make smarter money decisions.
Precise calculators and calmly-written guides for UK mortgages, tax, pensions and savings — built by people who read the small print.
§ 01
Calculators
Four tools · Updated for 2025/26№ 01
Mortgage
Calculator.
Calculate monthly payments, total interest, and affordability for UK mortgages.
Most popular
№ 02
Tax
Calculator.
Estimate income tax, National Insurance, and take-home pay for UK taxpayers.
2025/26 bands
№ 03
Savings
Calculator.
Plan your savings goals with compound interest calculations for UK accounts.
Compound interest
№ 04
Stamp Duty
Calculator.
Calculate stamp duty land tax for UK property purchases.
England & Wales